求翻译：第三十九条 施工前，项目技术负责人应就安全施工的技术要求和措施向专业工程师和专职安全员进行安全技术交底，专业工程师向班组长进行交底、班组长再向作业人员进行详细交底，并由双方签字确认，安全管理人员负责监督落实。是什么意思？

Article 39 pre-construction, technical director of the project should be on the safe construction of the technical requirements and measures to the full-time security staff of professional engineers and technical tests for safety, professional engineers to conduct tests, group leaders, group leaders

Article 39 construction projects, Technical Director before should be on the safe construction of technical requirements and measures to professional engineers and professional security officers to conduct safety technology to the bottom, and professional engineers to carry out the bottom head on, t

Before the 39th article construction, the project technology person in charge should on the specification and the measure which constructs safely to specialized engineer and the professional safety officer carries on the safety work to give the low-down, specialized engineer progresses the line to t

The 39th before construction project technical manager should be on technical requirements of the safe construction and measures to professional engineers and professional security officer to conduct safety technology gives the low-down, professional engineers, to low-down with the team leader, team

正在翻译，请等待...